溢流浓度是指溢流中矿石（固体）与水的比例，它可以直接测量。溢流浓度的大小直接反映溢流中矿石的细度（即人选物料的细度）。如果溢流浓度小，即固体含量少，说明物料磨得比较粗，细度不够；如果溢流浓度大，则表示产品中细度较好，磨得较细。浓度大小还影响处理量。现场生产中一般都是严格规定控制溢流浓度来间接掌握溢流产品的细度。
实际仿真研究表明，该方法能够提高生产效率，解决磨矿过程中有一定难度的溢流浓度和分级粒度控制问题。
Practical simulation and research show that the production efficiency of the milling system is increased, and the overflowing concentration and size grading control are satis…
通过试验，确定了凝聚剂和絮凝剂的最佳药剂配比，以加速煤泥水中微细粒在浓缩机中的沉降，降低溢流浓度。
Through testing, reagent ratios of coagulant and flocculate have been selected for accelerating the settlement of coal dressing wastewater and lowering thickness of overflow.
溢流产率与灰分随入料浓度的增加而增大，随入料压力的增大略有降低。
An increase in feed pressure caused a slight decrease in the yield and ash content of overflow, too.
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